답안 #52682

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
52682	2018-06-26T11:04:09 Z	snat123	Sure Bet (CEOI17_sure)	C++14	60 / 100	111 ms	2284 KB

sure

#include<bits/stdc++.h>
 
using namespace std;
 
double a[100001], b[100001];

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
    int n;
    cin >> n;
    for(int i=0; i<n; i++) cin >> a[i] >> b[i];
    sort(a, a+n);
	sort(b, b+n);
	int i=n-1, j=n-1;
	double x=0.0, y=0.0, res=0.0;
	while(i>=0 || j>=0){
		if(j>=0 && x>y) y+=b[j--];
		else x+=a[i--];
		res=max(res, min(x, y)-(n-i)-(n-j)+2);
	}
	cout << fixed << setprecision(4) << res;
    return 0;
} 

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	476 KB	Output is correct
3	Correct	3 ms	476 KB	Output is correct
4	Correct	3 ms	476 KB	Output is correct
5	Correct	3 ms	528 KB	Output is correct
6	Correct	2 ms	528 KB	Output is correct

Subtask #2

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	476 KB	Output is correct
3	Correct	3 ms	476 KB	Output is correct
4	Correct	3 ms	476 KB	Output is correct
5	Correct	3 ms	528 KB	Output is correct
6	Correct	2 ms	528 KB	Output is correct
7	Correct	2 ms	532 KB	Output is correct
8	Correct	3 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	3 ms	572 KB	Output is correct
11	Correct	2 ms	572 KB	Output is correct
12	Correct	3 ms	572 KB	Output is correct
13	Correct	3 ms	624 KB	Output is correct
14	Correct	3 ms	624 KB	Output is correct
15	Correct	3 ms	624 KB	Output is correct
16	Correct	3 ms	624 KB	Output is correct

Subtask #3

0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	3 ms	476 KB	Output is correct
3	Correct	3 ms	476 KB	Output is correct
4	Correct	3 ms	476 KB	Output is correct
5	Correct	3 ms	528 KB	Output is correct
6	Correct	2 ms	528 KB	Output is correct
7	Correct	2 ms	532 KB	Output is correct
8	Correct	3 ms	532 KB	Output is correct
9	Correct	2 ms	532 KB	Output is correct
10	Correct	3 ms	572 KB	Output is correct
11	Correct	2 ms	572 KB	Output is correct
12	Correct	3 ms	572 KB	Output is correct
13	Correct	3 ms	624 KB	Output is correct
14	Correct	3 ms	624 KB	Output is correct
15	Correct	3 ms	624 KB	Output is correct
16	Correct	3 ms	624 KB	Output is correct
17	Correct	94 ms	2156 KB	Output is correct
18	Correct	94 ms	2156 KB	Output is correct
19	Correct	111 ms	2188 KB	Output is correct
20	Incorrect	96 ms	2284 KB	Output isn't correct
21	Halted	0 ms	0 KB	-